Solved by sejinjin

#	Title	# Solved	Avg. Tries
2557	Hello World STANDARD	350,042	2.54
7287	Registration STANDARD	61,285	1.92
10171	Cats STANDARD	181,122	2.81
10172	Dogs STANDARD	177,045	2.34
10699	오늘 날짜 STANDARD	35,134	1.85

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